3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $a = 'Something'; $b = 'Other thing'; $startSingle = microtime(); for ($i = 0; $i < 10000; $i++) $var = 'I am a single quote string '.$a.' & '.$b.' & '.$a.' & '.$b; $endSingle = microtime(); $timeSingle = $endSingle - $startSingle; echo 'No math took : ',$timeSingle,'ms';
Output for 7.2.0
Notice: A non well formed numeric value encountered in /in/5Zro4 on line 8 Notice: A non well formed numeric value encountered in /in/5Zro4 on line 8 No math took : 0.002779ms
Output for 7.1.7
Notice: A non well formed numeric value encountered in /in/5Zro4 on line 8 Notice: A non well formed numeric value encountered in /in/5Zro4 on line 8 No math took : 0.001686ms
Output for 7.1.6
Notice: A non well formed numeric value encountered in /in/5Zro4 on line 8 Notice: A non well formed numeric value encountered in /in/5Zro4 on line 8 No math took : 0.0036ms
Output for 7.1.5
Notice: A non well formed numeric value encountered in /in/5Zro4 on line 8 Notice: A non well formed numeric value encountered in /in/5Zro4 on line 8 No math took : 0.00328ms
Output for 7.1.0
Notice: A non well formed numeric value encountered in /in/5Zro4 on line 8 Notice: A non well formed numeric value encountered in /in/5Zro4 on line 8 No math took : 0.002651ms
Output for 7.0.20
No math took : 0.00249ms
Output for 7.0.14
No math took : 0.00256ms
Output for 7.0.6
No math took : 0.002337ms
Output for 7.0.5
No math took : 0.0014740000000001ms
Output for 7.0.4
No math took : 0.0022460000000001ms
Output for 7.0.3
No math took : 0.002207ms
Output for 7.0.2
No math took : 0.001945ms
Output for 7.0.1
No math took : 0.002074ms
Output for 7.0.0
No math took : 0.001536ms
Output for 5.6.28
No math took : 0.004496ms
Output for 5.6.21
No math took : 0.003158ms
Output for 5.6.20
No math took : 0.002677ms
Output for 5.6.19
No math took : 0.003067ms
Output for 5.6.18
No math took : 0.002331ms
Output for 5.6.17
No math took : 0.002582ms
Output for 5.6.16
No math took : 0.002969ms
Output for 5.6.15
No math took : 0.00326ms
Output for 5.6.14
No math took : 0.002332ms
Output for 5.6.13
No math took : 0.002472ms
Output for 5.6.12
No math took : 0.0029400000000001ms
Output for 5.6.11
No math took : 0.002093ms
Output for 5.6.10
No math took : 0.0029210000000001ms
Output for 5.6.9
No math took : 0.0027200000000001ms
Output for 5.6.8
No math took : 0.002377ms
Output for 5.6.7
No math took : 0.002944ms
Output for 5.5.35
No math took : 0.002834ms
Output for 5.5.34
No math took : 0.003561ms
Output for 5.5.33
No math took : 0.001974ms
Output for 5.5.32
No math took : 0.002496ms
Output for 5.5.31
No math took : 0.002645ms
Output for 5.5.30
No math took : 0.0021059999999999ms
Output for 5.5.29
No math took : 0.0033019999999999ms
Output for 5.5.28
No math took : 0.003642ms
Output for 5.5.27
No math took : 0.003196ms
Output for 5.5.26
No math took : 0.002996ms
Output for 5.5.25
No math took : 0.003227ms
Output for 5.5.24
No math took : 0.001861ms
Output for 5.4.45
No math took : 0.003264ms
Output for 5.4.44
No math took : 0.003878ms
Output for 5.4.43
No math took : 0.003717ms
Output for 5.4.42
No math took : 0.003564ms
Output for 5.4.41
No math took : 0.004036ms
Output for 5.4.40
No math took : -0.996367ms
Output for 5.4.39
No math took : 0.006096ms
Output for 5.4.38
No math took : 0.003357ms
Output for 5.4.37
No math took : 0.003334ms
Output for 5.4.36
No math took : 0.01005ms
Output for 5.4.35
No math took : 0.003377ms
Output for 5.4.34
No math took : 0.016771ms
Output for 5.4.32
No math took : 0.002646ms
Output for 5.4.31
No math took : 0.0024339999999999ms
Output for 5.4.30
No math took : 0.002848ms
Output for 5.4.29
No math took : 0.0026069999999999ms
Output for 5.4.28
No math took : 0.002661ms
Output for 5.4.27
No math took : 0.003528ms
Output for 5.4.26
No math took : 0.00463ms
Output for 5.4.25
No math took : 0.005743ms
Output for 5.4.24
No math took : 0.003943ms
Output for 5.4.23
No math took : 0.003634ms
Output for 5.4.22
No math took : 0.004098ms
Output for 5.4.21
No math took : 0.003011ms
Output for 5.4.20
No math took : 0.003615ms
Output for 5.4.19
No math took : 0.005425ms
Output for 5.4.18
No math took : 0.004466ms
Output for 5.4.17
No math took : 0.003023ms
Output for 5.4.16
No math took : 0.003426ms
Output for 5.4.15
No math took : 0.003104ms
Output for 5.4.14
No math took : 0.005186ms
Output for 5.4.13
No math took : 0.004232ms
Output for 5.4.12
No math took : 0.003624ms
Output for 5.4.11
No math took : 0.005451ms
Output for 5.4.10
No math took : 0.003147ms
Output for 5.4.9
No math took : 0.004954ms
Output for 5.4.8
No math took : 0.004952ms
Output for 5.4.7
No math took : 0.003379ms
Output for 5.4.6
No math took : 0.003339ms
Output for 5.4.5
No math took : 0.003024ms
Output for 5.4.4
No math took : 0.003094ms
Output for 5.4.3
No math took : 0.003246ms
Output for 5.4.2
No math took : 0.003255ms
Output for 5.4.1
No math took : 0.003015ms
Output for 5.4.0
No math took : 0.004313ms
Output for 5.3.29
No math took : 0.0026179999999999ms
Output for 5.3.28
No math took : 0.005629ms
Output for 5.3.27
No math took : 0.005164ms
Output for 5.3.26
No math took : 0.005234ms
Output for 5.3.25
No math took : 0.003701ms
Output for 5.3.24
No math took : 0.007124ms
Output for 5.3.23
No math took : 0.004904ms
Output for 5.3.22
No math took : 0.003723ms
Output for 5.3.21
No math took : 0.00344ms
Output for 5.3.20
No math took : 0.004445ms
Output for 5.3.19
No math took : 0.003516ms
Output for 5.3.18
No math took : 0.005158ms
Output for 5.3.17
No math took : 0.00332ms
Output for 5.3.16
No math took : 0.00544ms
Output for 5.3.15
No math took : 0.003271ms
Output for 5.3.14
No math took : 0.004621ms
Output for 5.3.13
No math took : 0.00341ms
Output for 5.3.12
No math took : 0.005489ms
Output for 5.3.11
No math took : 0.004616ms
Output for 5.3.10
No math took : 0.005011ms
Output for 5.3.9
No math took : 0.003828ms
Output for 5.3.8
No math took : 0.003501ms
Output for 5.3.7
No math took : 0.003466ms
Output for 5.3.6
No math took : 0.003225ms
Output for 5.3.5
No math took : 0.003494ms
Output for 5.3.4
No math took : 0.006101ms
Output for 5.3.3
No math took : 0.005024ms
Output for 5.3.2
No math took : 0.004925ms
Output for 5.3.1
No math took : 0.005173ms
Output for 5.3.0
No math took : 0.004586ms
Output for 5.2.17
No math took : 0.0065ms
Output for 5.2.16
No math took : 0.005533ms
Output for 5.2.15
No math took : 0.004196ms
Output for 5.2.14
No math took : 0.005022ms
Output for 5.2.13
No math took : 0.006405ms
Output for 5.2.12
No math took : 0.004033ms
Output for 5.2.11
No math took : 0.00369ms
Output for 5.2.10
No math took : 0.007486ms
Output for 5.2.9
No math took : 0.008225ms
Output for 5.2.8
No math took : 0.003843ms
Output for 5.2.7
No math took : 0.003581ms
Output for 5.2.6
No math took : 0.005459ms
Output for 5.2.5
No math took : 0.003547ms
Output for 5.2.4
No math took : 0.005834ms
Output for 5.2.3
No math took : 0.004124ms
Output for 5.2.2
No math took : 0.006322ms
Output for 5.2.1
No math took : 0.00586ms
Output for 5.2.0
No math took : 0.004358ms
Output for 5.1.6
No math took : 0.006212ms
Output for 5.1.5
No math took : 0.004228ms
Output for 5.1.4
No math took : 0.00442ms
Output for 5.1.3
No math took : 0.004354ms
Output for 5.1.2
No math took : 0.00721ms
Output for 5.1.1
No math took : 0.006163ms
Output for 5.1.0
No math took : 0.004567ms
Output for 5.0.5
No math took : 0.010732ms
Output for 5.0.4
No math took : 0.012493ms
Output for 5.0.3
No math took : 0.007899ms
Output for 5.0.2
No math took : 0.008445ms
Output for 5.0.1
No math took : 0.010706ms
Output for 5.0.0
No math took : 0.013218ms
Output for 4.4.9
No math took : 0.012165ms
Output for 4.4.8
No math took : 0.012832ms
Output for 4.4.7
No math took : 0.00896ms
Output for 4.4.6
No math took : 0.00807ms
Output for 4.4.5
No math took : 0.007154ms
Output for 4.4.4
No math took : 0.014095ms
Output for 4.4.3
No math took : 0.009397ms
Output for 4.4.2
No math took : 0.008746ms
Output for 4.4.1
No math took : 0.007809ms
Output for 4.4.0
No math took : 0.009363ms
Output for 4.3.11
No math took : 0.00819ms
Output for 4.3.10
No math took : 0.012129ms
Output for 4.3.9
No math took : 0.007409ms
Output for 4.3.8
No math took : 0.012609ms
Output for 4.3.7
No math took : 0.0083ms
Output for 4.3.6
No math took : 0.013488ms
Output for 4.3.5
No math took : 0.009319ms
Output for 4.3.4
No math took : 0.008496ms
Output for 4.3.3
No math took : 0.008774ms
Output for 4.3.2
No math took : 0.011772ms
Output for 4.3.1
No math took : 0.008009ms
Output for 4.3.0
No math took : 0.010491ms